Home / 36,727,287.90-55,090,931.85-19,721,175.90

Finding the Fourth Proportional to 36,727,287.90, 55,090,931.85 and 19,721,175.90

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Solution

The fourth proportional to 36,727,287.90, 55,090,931.85 and 19,721,175.90 is: 29,581,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,727,287.90 : 55,090,931.85 = 19,721,175.90 : x
  2. Step 2: Convert to fraction form
    36,727,287.90/55,090,931.85 = 19,721,175.90/x
  3. Step 3: Cross multiply
    36,727,287.90x = 55,090,931.85 × 19,721,175.90
  4. Step 4: Simplify right side
    36,727,287.90x = 1,086,457,957,508,762.38
  5. Step 5: Solve for x
    x = 1,086,457,957,508,762.38/36,727,287.90
  6. Step 6: Final answer
    x = 29,581,763.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.